Walk out Definition 1 of 3Pro Tip 1/3Emotional Exit Used to express strong feelings when leaving, often due to disagreement or anger. After the unfair decision, she walked out in frustration. Pro Tip 2/3Not Always Physical 'Walk out' can be metaphorical, meaning to abandon responsibility or leave a relationship abruptly. He walked out on his family, leaving them puzzled. Pro Tip 3/3Sudden Departure Implies a departure that is sudden and unexpected, which usually leaves others surprised. Mid-argument, she just walked out.